Junior Cycle · Area, Volume and Measurement ⏱ Tested in 2 exam questions since 2023 Lesson 1 of 7

JCHL AVM 1: Rectangles, Squares, Cuboids

This tutorial is for members

Read the lesson notes free below — subscribe to watch the full worked video and download the PDF.

Subscribe for full access · €199/yr

You’ll learn

  • A length is 1 dimension → plain units (cm). An area is 2 dimensions → squared units (cm²). A volume is 3 dimensions → cubed units (cm³)
  • Area of a rectangle = length × width; area of a square = side × side. These are NOT in your maths tables — learn them
  • Perimeter = add up all the sides; Volume of a box = length × width × height
  • Total surface area of a box = add up the areas of all SIX faces

Formula used

Rectangle: A = l × w, square: A = s², cuboid: V = l × w × h — MUST LEARN

Most recent exam questions

  • 2024 Q7(a)
  • 2024 Q7(b)(i)
  • 2024 Q7(b)(ii)
  • 2024 Q7(c)
  • 2023 Q3(a)

💬 Stuck on something in this lesson?

Send your question with this lesson’s name attached — you’ll get a reply by email.